software. Programs, procedures, rules, and any associated documentation pertaining to the operation of a system. Contrast with hardware.
source format. The format of an AFP resource, other than fonts, used by AFP resource management programs. Contrast with object format.
spooling (simultaneous peripheral operation online).
(1)The use of auxiliary storage as a buffer storage to reduce processing delays when transferring data between peripheral equipment and the processors of a computer. (2) The reading of input data streams and the writing of output data streams on auxiliary storage devices, concurrently with job execution, in a format convenient for later processing or output operations.
syntax. The rules and keywords that govern the use of a programming language.
system printer. The printer that is used for any printed output that is not specifically directed to another printer.
system programmer. A programmer who is responsible for writing programs for the functions of the computer operating system and who has a thorough knowledge of the operating system. The system programmer installs and maintains AFP software in the System/390 environment.
Systems Network Architecture (SNA). In IBM networks, the description of the layered logical structure, formats, protocols, and operational sequences that are used for transmitting information units through networks, as well as controlling the configuration and operation of networks.
T
terminal. A device that is usually equipped with a keyboard and some kind of display, capable of sending and receiving information over a communication channel.
text. A graphic representation of information on an output medium. Text consists of alphanumeric characters and symbols that are arranged in paragraphs, tables, columns, or other shapes.
text orientation. A description of the appearance of text as a combination of inline and baseline directions and character rotation.
Transmission Control Protocol/Internet Protocol (TCP/IP). A set of communications protocols that support
type family. A collection of fonts of a common type face that vary in size and style.
type font. Type of a given size and style; for example,
type face. A collection of fonts all having the same style, weight, and width; each font differs from the others by point size or type family.
typographic font. A typeface originally designed for typesetting systems. Contrast with
U
underscore. A line printed under a character. To underline.
uniformly spaced font. A font in which the characters have the same character increment. Synonymous with monospaced fonts. Contrast with proportionally spaced font and typographic font.
V
variable data. (1) In programming languages, a language object that may take different values, one at a time. The values of a variable are usually restricted to a certain data type. (2) A quantity that can assume any of a given set of values. (3) Used to represent a data item whose value can be changed while the program is running. Contrast with constant data.
vector. In computer graphics, a directed line segment.
vector graphics. Computer graphics in which display images are generated from display commands and coordinate data. Contrast with raster graphics.
W
word processing. The entry, modification, formatting, display, and printing of text on personal computers, microprocessors, and
